public static EditResultSet ApplyEdits(ServiceArgs args, int layerId, string operation, string json) { var url = $"{args.Url}/{layerId}/applyEdits"; var data = $"{operation}={Compatibility.UrlEncode(operation == "deletes" ? json : RemoveNullZ(json))}"; return(GetResponse <EditResultSet>(url, data, args.Credentials, args.Token, args.GdbVersion)); }
public static TokenInfo GetTokenInfo(string url, string username, string password, int?expiration) { var tokenUrl = url.IsArcGISOnline() ? "https://www.arcgis.com/sharing/rest/generateToken" : $"{Regex.Match(url, @"^http.*?(?=(/rest/services/))", RegexOptions.IgnoreCase).Value}/tokens/generateToken"; var data = $"username={Compatibility.UrlEncode(username)}&password={Compatibility.UrlEncode(password)}&clientid=requestip&expiration={expiration}"; return(GetResponse <TokenInfo>(tokenUrl, data, null, null, null)); }
/// <summary> /// Downloads records and yields them as a lazy sequence of features of the specified type. Possibly throws RestException. /// </summary> /// <typeparam name="T">The type the record should be mapped to.</typeparam> /// <param name="layerId">The layer ID of the feature layer or table.</param> /// <param name="whereClause">The where clause. If set to null, returns all features.</param> /// <param name="geometry">The geometry used to spatially filter the records.</param> /// <param name="spatialRel">The spatial relationship used for filtering.</param> /// <param name="extraParameters">The query string that describes any additional query parameters (i.e. outSR=4326). Each parameter must be url encoded.</param> /// <param name="keepQuerying">If set to true, repetitively queries the server until all features have been returned.</param> /// <param name="degreeOfParallelism">The maximum number of concurrent requests.</param> /// <returns></returns> public IEnumerable <T> Download <T>(int layerId, string whereClause, GeometryBase geometry, SpatialRel spatialRel, string extraParameters = null, bool keepQuerying = false, int degreeOfParallelism = 1) where T : Feature { if (geometry == null) { return(Download <T>(layerId, whereClause, extraParameters, keepQuerying, degreeOfParallelism)); } string geometryType; if (geometry is Point) { geometryType = "esriGeometryPoint"; } else if (geometry is Multipoint) { geometryType = "esriGeometryMultipoint"; } else if (geometry is Polyline) { geometryType = "esriGeometryPolyline"; } else if (geometry is Polygon) { geometryType = "esriGeometryPolygon"; } else if (geometry is Envelope) { geometryType = "esriGeometryEnvelope"; } else { throw new ArgumentException("This geometry type is not supported.", nameof(geometry)); } var spatialFilter = $"geometry={Compatibility.UrlEncode(geometry.ToString())}&geometryType={geometryType}&spatialRel=esriSpatialRel{spatialRel}"; return(Download <T>(layerId, whereClause, string.IsNullOrEmpty(extraParameters) ? spatialFilter : (extraParameters + "&" + spatialFilter), keepQuerying, degreeOfParallelism)); }
private static string CleanObjectIds(IEnumerable <int> objectIds) { return(objectIds == null ? "" : Compatibility.UrlEncode(string.Join(",", objectIds))); }
private static string CleanWhereClause(string whereClause) { return(Compatibility.UrlEncode(string.IsNullOrWhiteSpace(whereClause) ? "1=1" : whereClause)); }
private static T GetResponse <T>(string url, string data, ICredentials credentials, Token token, string gdbVersion) where T : Response { var parameters = new Dictionary <string, object> { { "token", token }, { "gdbVersion", gdbVersion }, { "f", "json" } }; var queryString = string.Join("&", parameters.Where(p => p.Value != null).Select(p => $"{p.Key}={Compatibility.UrlEncode(p.Value.ToString())}")); var isPost = data != null; var url2 = isPost ? url : url + "?" + queryString; var requestText = isPost ? data + "&" + queryString : ""; string responseText = null; try { var requestModifier = credentials == null ? (Action <HttpWebRequest>)null : r => r.Credentials = credentials; responseText = isPost ? Http.Post(url2, requestText, requestModifier) : Http.Get(url2, requestModifier); var response = responseText.Deserialize <T>(); var errorMessage = "ArcGIS Server returned an error response."; if (response.error != null) { throw new InvalidOperationException(errorMessage); } var resultSet = response as EditResultSet; if (resultSet != null && new[] { resultSet.addResults, resultSet.updateResults, resultSet.deleteResults }.Any(results => results == null || results.Any(r => !r.success))) { throw new InvalidOperationException(errorMessage); } return(response); } catch (Exception ex) { throw new RestException(url2, requestText, responseText, $"An error occurred while processing a request against '{url2}'.", ex); } }